16621000940

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1983413}}^1$

素因数の和:1983841

約数の個数: 24

約数和(自身を含む): 34987422960

約数和(自身を除く): 18366422020

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 1983413, 3966826, 7933652, 9917065, 19834130, 39668260, 831050047, 1662100094, 3324200188, 4155250235, 8310500470, 16621000940]

約数ペア:

[(1, 16621000940), (2, 8310500470), (4, 4155250235), (5, 3324200188), (10, 1662100094), (20, 831050047), (419, 39668260), (838, 19834130), (1676, 9917065), (2095, 7933652), (4190, 3966826), (8380, 1983413)]